26 fastapi developer jobs at 16 companies in Aberdeen Proving Ground, MD
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Software Engineer Level 4
Elkridge, Maryland, United States
OnsiteFull Time
Base-2 Solutions: Delivers engineering and technology services for national security.
Active TS/SCI with CI Polygraph, backend development, data engineering, API development, Python, FastAPI, PostgreSQL, Elasticsearch, and high-performance integrations.
IAMUS Consulting: Provider of specialized cybersecurity and IT engineering services.
SME-level full-stack engineer with expertise in React, Python (FastAPI/Django), AWS, containerization, Kubernetes, secure development, and technical leadership for DoD/IC programs.
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience; building high-volume, low-latency transactional systems; microservices with Java/Spring Boot and Python (FastAPI/Flask); AWS services experience; SQL/RDBMS proficiency; agile/SCRUM and experience with AI-assisted development tools.
SID Global Solutions: Provides AI-driven digital transformation and cloud infrastructure services.
10+ YOE10+ years software engineering (4+ years in AI/GenAI), strong Python with FastAPI/Flask, experience with LangChain/LangGraph/AutoGen/ADK/MCP, RAG and vector DBs, cloud (AWS/Microsoft Azure/GCP), Docker/Kubernetes, Redis, Kafka, and AI productionization.
ADK, AutoGen, Chroma, Claude, Docker, FAISS, FastAPI, Flask, GCP, Gemini, Hugging Face, Kafka, LangChain, LangGraph, MCP (Model Context Protocol), Microsoft Azure, Microsoft Azure AI Search, Microsoft Azure OpenAI, OpenAI, Pinecone, Python, Redis, Spark, Weaviate, CI/CD, AWS
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
4+ YOE4+ years Python/Linux development; 3+ years software testing/automation; Java/JSON/VS Code; Docker/Podman; frameworks/tools like Git, FastAPI, ReST, Pydantic; CS or Engineering degree with 5+ years software experience or 10+ years in lieu of degree; TS/SCI with poly.
Python, Java, JSON, VS Code, Docker, Podman, Git, FastAPI, ReST, Pydantic, Linux
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
4+ YOE4+ years in Python/Linux; 3+ years automated testing; Java, JSON, VS Code; Docker/Podman; Git, Pydantic, FastAPI, ReST; version-control in pipelines; TS/SCI with poly; BS in CS/Engineering +5 years or 10+ years without degree.
Frontend Software Engineer — Secure Mission Systems
United States or Laurel
RemoteFull Time
Rackner: Builds cloud-native software and AI systems for government agencies.
4+ YOE4+ years software development experience, proficiency with React and TypeScript, API integration, unit/integration testing, secure SDLC practices, Git, and a bachelor\u0002s in computer science or related field.
Belay Technologies: Provides specialized technology and engineering services to the DoD.
3+ YOEFront-end UI development with JavaScript/TypeScript, HTML/CSS, UI frameworks (React/Angular), familiarity with relational databases, Docker, Git, Linux; TS/SCI with polygraph and 3 years technical experience or B.S. in technical discipline required.
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$124k-$280k/yrHybridFull Time
PwC: Providing audit, tax, and management consulting services to businesses.
8+ YOESenior Manager level with 8+ years of experience; proficient in Python, SQL, FastAPI; cloud certifications a plus; willing to travel up to 80%; Bachelor's degree required.
Python, SQL, FastAPI, Cloud Platforms, LLM techniques, Data Warehousing, Data Lakes, IAM
Atlanta or Richmond or Lake Mary or Nashville or Indianapolis or Wilmington or Mason or Grand Prairie or Norfolk or United States
HybridFull Time
Elevance HealthNYSE: ELV: Provides health insurance plans and integrated healthcare services.
4+ YOEBachelor's in a quantitative field (or equivalent) and 4+ years experience; advanced Python and SQL; hands-on experience with LLM/GenAI, NLP, Hugging Face, TensorFlow, Keras, PyTorch, Spark; cloud (GCP/AWS) and MLOps/model deployment experience.
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
3+ YOEActive TS/SCI with Poly clearance; 3+ years software engineering with a Bachelor’s in a technical discipline (or 7+ years experience); strong JavaScript/TypeScript, HTML, CSS; React/Angular; relational DBs; Docker, Git, Linux.
BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.
3+ YOEActive TS/SCI with Poly required; 3+ years software engineering with a Bachelor\u0002s degree (or 7+ years without). Strong frontend skills with JavaScript/TypeScript, HTML, CSS, modern frameworks (React/Angular), DB familiarity, Docker, Git, and Linux; US residency required.
University of Maryland: Public research university providing undergraduate and graduate degree programs.
Bachelor's degree in CS/Engineering or related field; 2+ years experience; ML/NLP/vision skills; PyTorch/scikit-learn; CI/CD; ability to obtain security clearance.
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
Bachelor's in CS/CE/EE/Applied Math/Data Science, experience building production or prototype LLM/generative-model applications, proficiency in Python and a modern web/backend framework, relational DB experience, hands-on with RAG/LLM agents/vector DBs, strong communication, active Secret clearance and U.S. citizenship required.
GliaCell Technologies: Software and systems engineering for the intelligence community.
12+ YOEActive or reinstateable TS/SCI with Polygraph; US citizenship; 12 years experience or 4 additional years with BS; strong Python, JavaScript/TypeScript React; Linux; big data; able to work with customers.
Python, JavaScript, TypeScript, React, AWS, FastAPI, Angular, Spring Boot, Pandas, Spark, DuckDB, Polars, Linux
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
12+ YOE12+ years software/data engineering experience delivering AI/GenAI/LLM/RAG/agentic solutions; strong Python, AWS, EM production skills; experience with embeddings, vector DBs, LangChain-family tools and enterprise integrations.
Defense Acquisition Support Services: Provides systems engineering and technical assistance to defense agencies.
8+ YOEActive DoD security clearance, Bachelors in CS/CE/Data Science, 8+ years experience, prior military or DoD program experience, DevSecOps familiarity, strong software development and integration skills.
Chatham Financial: An independent capital markets advisor delivering integrated advice and technology to help clients manage financial risk.
5+ YOEBachelor's in CS/IS/Engineering or equivalent, 5+ years in solutions/enterprise architecture, experience with Azure cloud services, Python, C#/.NET, TypeScript/React, OAuth2/OIDC, LLM integration patterns, CI/CD (GitHub Actions), and strong communication.
Onyx, Python, FastAPI, Azure, App Service, Functions, Cosmos DB, Blob Storage, C#, .NET, PostgreSQL, TypeScript, React, OAuth 2.0, OpenID Connect (OIDC), GitHub Actions, CI/CD, large language model (LLM)